Noll, Douglas E. <br/><br/>
De-Escalate: How to calm an angry person in 90 seconds or less 

 - New Delhi  ATRIA paperback  2017 
 - 228p. 
<br/><br/><label>ISBN: </label>9781582706559 
<br/><br/><label>Dewey Class. No.: </label>303.69  N72D